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@ 2016-08-24T13:58:13Z

<?php
$host = 'google.com';
if(fsockopen($host, 80, $errno, $errstr, 30)) {
    echo 'online!';
fclose($socket);
} else {
echo 'offline.';
}
?>

Output
Performance
VLD
References
Branches

fsockopen: documentation ( source)
fclose: documentation ( source)

preferences:dark modelive preview

66.23 ms | 402 KiB | 5 Q